<?php

/**
 * SimplifyPHP Framework
 *
 * This file is part of SimplifyPHP Framework.
 *
 * SimplifyPHP Framework is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 3 of the License, or
 * (at your option) any later version.
 *
 * SimplifyPHP Framework is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 * @author Rodrigo Rutkoski Rodrigues, <rutkoski@gmail.com>
 */

/**
 * 
 * @author "Rodrigo Rutkoski Rodrigues, <rutkoski@gmail.com>"
 *
 */
interface IDataValidator
{
  
  /**
   * Get last validation errors.
   * 
   * @return array
   */
  public function getErrors();

  /**
   * Set a validation rule for $name
   * 
   * '*' is a wildcard to set a validation rule to all names.
   * 
   * @param string $name
   * @param IValidator $validator
   * @return IDataHolder this method should return $this
   */
  public function setRule($name, IValidator $validator);

  /**
   * Apply validators to $name of to all names in $data (if $data is empty)
   * 
   * @param array $data
   * @param string $name
   * @throws ValidationException
   * @return void
   */
  public function validate(&$data, $name = null);

}

?>